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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 6417769 | Voice-controlled burglarproof device A burglarproof device is arranged to take advantage of voice as the medium for detecting a burglar. The burglarproof device includes a voice sensing device, such as a microphone, for sensing the burglar's voice and generating a group of analog signals res... | 07/09/2002 |
| 6405983 | Apparatus for attaching laminar objects to a vertical support structure A device for attaching a laminar object such as a poster to a wall includes a plate having a rear face which is attachable to a wall and a boss which protrudes from a front face of the plate. The plate may include a layer of ferromagnetic material such as... | 06/18/2002 |
| 6402261 | Cargo trailer anti-theft system In a theft deterrent security device for trailers and like equipment having a dual chamber brake system that operates with compressed air an electro mechanical device, such as servomotor or a solenoid, is mounted within the interior of the dual chamber br... | 06/11/2002 |
| 6401570 | Cable stripping tool A cable stripping tool, for stripping insulation from a cable that includes a stripper cord, includes a cylindrical mandrel having first and second ends, with a cord end receptacle formed in at least one end. The receptacle is dimensioned to receive the e... | 06/11/2002 |
| 6380839 | Surface mount conductive polymer device A surface mount conductive polymer device includes a layer of conductive polymer material laminated between first and second metal foil electrodes. A thermal stress relief area is formed as an etched-out area in each of the electrodes. The etched-out area... | 04/30/2002 |
| 6375669 | Apparatus and method for vascular embolization Apparatus for vascular embolization, deployable through a microcatheter, includes a flexible, elongate deployment tube dimensioned for insertion through the microcatheter, and a filamentous embolic device releasably attached to the distal end of the tube.... | 04/23/2002 |
| 6362081 | Method to improve resistance uniformity and repeatability for low energy ion implantation A method of improving the resistance (Rs) uniformity and repeatability of a wafer having a silicon layer thereon is provided. The silicon layer is treated with a low energy ion implantation process. The method includes the steps of cleaning a surface port... | 03/26/2002 |
| 6352708 | Solution and method for treating autologous tissue for implant operation An aqueous solution containing a water miscible organic solvent, polyethylene glycol and heparine, is used to modify the tissue reactivity of an autologous tissue freshly obtained from a host mammal and to render the tissue temporarily more rigid than in ... | 03/05/2002 |
| 6331323 | Method and apparatus for stir-frying A method and apparatus for stir-frying discrete pieces or particles of one or more foodstuffs by heating a surface (14) and bringing discrete pieces into contact with the heated surface through an inlet means (22), transporting said discrete pieces across... | 12/18/2001 |
| 6328269 | Orientation device An adjustable orientation device includes a rigid spherical bearing surface and a sleeve made of a hard, non-visco-elastic material. The sleeve defines an inner surface which is part-spherical and is configued to receive the spherical bearing surface havi... | 12/11/2001 |
| 6322044 | Ice cube bag and method of producing ice cube bags An ice cube bag comprises two sheet-shaped foil layers (12, 14; 12', 14') defining an outer periphery. A peripheral joint (20, 21, 21a, 21b) extends along the major part of the outer periphery of the foil layers, with the exception of a peripheral area co... | 11/27/2001 |
| 6317213 | Unbalanced fiber optic Michelson interferometer as an optical pick-off A system for measuring changes in an environmental parameter, such as velocity or pressure, includes an optical signal source for providing a coherent light signal, and an interferometer having a first and second optical legs of unequal optical path lengt... | 11/13/2001 |
| 6312271 | Connector having foldable plug A structure of a connector for connecting a power supply to a power-receiving device is provided. The connector includes an upper housing, a foldable plug, an orientating base, a circuit board and a lower housing. The pins of the plug are electrically con... | 11/06/2001 |
| 6312953 | Bifunctional Crosslinking oligonucleotides adapted for linking to a target sequence of duplex DNA Chemically modified oligonucleotides (ODNS) are complementary, either in the sense of the classic "four letter code" recognition motif, or in the sense required for triple strand formation based on the more limited "two letter code recognition motif", to ... | 11/06/2001 |
| 6305266 | Piston or plunger and a method for making the same A piston or plunger and a method for making the same A piston or plunger comprises a piston body and a sealing member. The piston body is preferably made from metal by moulding, such as casting or pressure moulding and sintering. The sealing member is made fro... | 10/23/2001 |
| 6299619 | Methods for embolizing a target vascular site An embolization device includes a plurality of highly-expansible embolizing elements disposed at spaced intervals along a filamentous carrier. In a preferred embodiment, the carrier is a suitable length of very thin, highly flexible filament of nickel/tit... | 10/09/2001 |
| 6297116 | Method for manufacturing a metal oxide semiconductor (MOS)-based structure A method for manufacturing a metal oxide semiconductor (MOS)-based structure is provided. The method includes the steps of (a) providing a substrate, (b)forming a conducting layer on a portion of said substrate to serve as a gate, (c) forming an oxide lay... | 10/02/2001 |
| 6270478 | Infusion pump system and an infusion pump unit An infusion pump system comprises one or more infusion pump units and a stationary receptor system. Each unit comprises a housing of a size allowing the unit to be carried by a user as a portable unit and defining an exterior surface, a fluid inlet for es... | 08/07/2001 |
| 6268615 | Photodetector Disclosed is a photodetector adapted to be used with a voltage source for replacing the conventional CCD. The photodetector includes a substrate electrically connected with an electrode of the voltage source for generating electron-hole pairs in response ... | 07/31/2001 |
| 6249412 | Junction box with over-current protection A junction box includes an array of conductive polymer positive temperature coefficient (PTC) devices formed from a laminate of a layer of conductive polymer PTC material between first and second metal foil layers. The first foil layer is divided, by conv... | 06/19/2001 |
| 6249039 | Integrated inductive components and method of fabricating such components An inductive component includes a substrate on the surface of which is a lower insulation layer having a shallow concavity or trench, a first plurality of conductive elements formed in the trench, a magnetic core formed over the first plurality of conduct... | 06/19/2001 |
| 6243077 | Sensor and circuit architecture for three axis strain gauge pointing device and force transducer A pointing device for use with computers and other electronic systems incorporates an array of resistive strain gauges on the surface of a substrate. The strain gauges exhibit resistance changes in response to stress or strain applied to the substrate by ... | 06/05/2001 |
| 6242997 | Conductive polymer device and method of manufacturing same An electronic device has three conductive polymer layers sandwiched between two external electrodes and two internal electrodes. The electrodes are staggered to create a first set of electrodes, in contact with a first terminal, alternating with a second ... | 06/05/2001 |
| 6238403 | Filamentous embolic device with expansible elements An embolization device includes a plurality of highly-expansible embolizing elements disposed at spaced intervals along a filamentous carrier. In a preferred embodiment, the carrier is a suitable length of very thin, highly flexible filament of nickel/tit... | 05/29/2001 |
| 6236302 | Multilayer conductive polymer device and method of manufacturing same An electronic device includes two or more conductive polymer layers sandwiched between two external electrodes and one or more internal electrodes. A three layer device is manufactured by: (1) providing a first laminated substructure comprising a first po... | 05/22/2001 |
| 6228418 | Vegetarian pet treat A treat for pets, primarily for dogs is made by first preparing a wet dough composition that includes approximately 25 to 50 percent by weight of corn flour; approximately 0.2 to 2.0 percent by weight of a palatability enhancer selected from the group con... | 05/08/2001 |
| 6228287 | Two-step process for preparing positive temperature coefficient polymer materials Positive temperature coefficient polymer (PTC) materials of high loading with uniformly distributed electrically conductive material are manufactured by first producing an intimate mixture (pre-mix or master batch) of a crystalline polymer (e. g. high den... | 05/08/2001 |
| 6223423 | Multilayer conductive polymer positive temperature coefficient device A conductive polymer PTC device includes upper, lower, and center electrodes, with a first PTC conductive polymer layer between the upper and center electrodes, and a second PTC conductive polymer layer between the center and lower electrodes. Each of the... | 05/01/2001 |
| 6222350 | High temperature voltage regulator circuit A high voltage shunt regulator circuit includes a high voltage device with a predetermined reverse-conduction threshold connected in series with a thermal compensation device comprising a plurality of gate threshold amplifiers connected in series with one... | 04/24/2001 |
| 6199694 | Paint brush protection sheath A paint brush protection device in the form of a sheath is configured for containing the bristles and the ferrule portion of a paint brush, for keeping the bristles in proper shape and alignment. The sheath has a bristle-holding portion with an expansible... | 03/13/2001 |
| 6173606 | Logging tool for cement evaluation A γ-ray tool and acoustic logging instrument combination includes in an elongated housing a transmitter for sound and at least one and preferably two, sound sensors located at predetermined distances above the transmitter. The sound sensors are separated... | 01/16/2001 |
| 6172591 | Multilayer conductive polymer device and method of manufacturing same A conductive polymer device has three or more conductive polymer layers sandwiched between two external electrodes and two or more internal electrodes. The electrodes are staggered to create a first set of electrodes, in contact with a first terminal, alt... | 01/09/2001 |
| 6168481 | Jet boat with improved hull design and engine placement A jet powered boat may be provided with a water monitor for fire fighting purposes. The conduit for the monitor is connected to an opening through the bottom of the hull to draw water vertically from beneath the hull. Two motors are provided in the boat. ... | 01/02/2001 |
| 6167887 | Selected C-10 perfluorinated hydrocarbons for liquid ventilation and artificial blood Perfluorinated alkylcyclohexane and alkyl cyclopentane derivatives of the empirical formula C10 F20 boil at atmospheric pressure in the range of 144-146° C. and are utilized as mediums for gas transport in liquid ventilation and in ... | 01/02/2001 |
| 6165193 | Vascular embolization with an expansible implant A vascular implant formed of a compressible foam material has a compressed configuration from which it is expansible into a configuration substantially conforming to the shape and size of a vascular site to be embolized. Preferably, the implant is formed ... | 12/26/2000 |
| 6160151 | Process for production of diphenyl-dialkoxysilane, phenylalkyl-dialkoxysilane, octaphenylcyclotetrasilozane and sym-tetraalkyltetraphenyl-cyclotetrasiloxane Diphenyl-dialkoxysilanes and phenylmethyl-dialkoxysilanes where the alkoxy group has 1 to 10 carbons, preferably 1 or 2 carbons, are prepared by the reactions shown in Schemes 1 through 4. ##STR1##... | 12/12/2000 |
| 6157108 | Commutator and process for its manufacture A commutator (10, 110, 210) with a reinforcing system comprising a stepped insulating ring (20, 120, 220) with a support piece (22, 122, 222) and a center or flange piece (24, 124, 224) and a metal ring (18,118, 218) which has a rectangular cross-section ... | 12/05/2000 |
| 6152135 | Ventilator system A portable mechanical ventilator uses a constant-speed compressor compressor and a recirculating bypass circuit. Bypass flow is governed by a spring-biased bypass valve so connected to both the inlet and the outlet of the main flow control valve as to mai... | 11/28/2000 |
| 6143877 | Oligonucleotides including pyrazolo[3,4-D]pyrimidine bases, bound in double stranded nucleic acids A triplex forming oligonucleotide is complementary pursuant to the G/T or A/G recognition motif to a homopurine, or substantially homopurine target sequence in double stranded nucleic acids, and at least one and preferably all of the guanine bases are rep... | 11/07/2000 |
| 6131775 | Squeeze bottle with lockable closure assembly A lockable closure assembly is configured for an extensible spout container, of the type having a top with an elongate hollow extension extending distally from its surface and an extensible dispensing tube movable within the extension between a retracted ... | 10/17/2000 |
